Alloleptochelia longimana (Shiino 1963)

(Fig. 4 C–D)

Examined material. TA: six individuals. CNCR 34796. Tr-Loc: M52- Dzilam, Yucatan, Mexico 21°25’57.859’’N 88°44’7.216’’W, 1♀, 1♂, 15 May 2005, 13 November 2005, 13 March 2006, coll. AV, SP ; Tr-Loc: M54- Dzilam, Yucatan, Mexico 21°32’35.659’’N 88°29’57.616’’W, 3♀, one ♂, 15 May 2005, 13 November 2005, 13 March 2006, coll. AV, SP; collected at depths of 0.9–16 m, in medium sand and fine sand, with Caulerpa, H. wrightii and Syringodium .

Local distribution. (Table 1, Fig. 2).

Geographical distribution. GoM: southwest of Florida, Tuxpan-Lobos Protected Natural Area, Veracruz Reef System National Park, Bajos de Sisal Reef System; Caribbean Sea: Caiman Islands, Puerto Morelos Reef National Park, Quintana Roo coast; Indo-Pacific Region: Nha-Trang Bay, south of Vietnam.

Recognition characters. Female: antennule with three articles; uropodal exopod as long or longer than first article of endopod, endopod with six articles. Male: cheliped slender and longer than the total length of the body, with small teeth on proximal inner margin; uropodal endopod with six articles.

Remarks. It inhabits coral reefs, associated with sponges such as A. crassa and C. nucula, algae such as D. dichotoma, D. delicatula, and S. natans, and barnacle tests such as A. amphitrite; it also lives in coral rubble and soft bottoms at depths 1 to 50 m depth.

References. Shiino (1963); Heard et al. (2004); Suárez-Morales et al. (2004); Winfield et al. (2013); Jarquín-González et al. (2015); Monroy-Velázquez et al. (2017); Winfield et al. (2017), Cházaro-Olvera et al. (2018); Stępień et al. (2018).